How to Hide My Private Site Admin Menus

function plt_hide_jonradio_private_site_menus() {
	//Hide "My Private Site".
	remove_menu_page('my_private_site_tab_main');
	//Hide "My Private Site → My Private Site".
	remove_submenu_page('my_private_site_tab_main', 'my_private_site_tab_main');
	//Hide "My Private Site → Site Privacy".
	remove_submenu_page('my_private_site_tab_main', 'my_private_site_tab_site_privacy');
	//Hide "My Private Site → Landing Page".
	remove_submenu_page('my_private_site_tab_main', 'my_private_site_tab_landing_page');
	//Hide "My Private Site → Home Page".
	remove_submenu_page('my_private_site_tab_main', 'my_private_site_tab_public_pages');
	//Hide "My Private Site → Shortcodes".
	remove_submenu_page('my_private_site_tab_main', 'my_private_site_tab_selective_content');
	//Hide "My Private Site → Membership".
	remove_submenu_page('my_private_site_tab_main', 'my_private_site_tab_membership');
	//Hide "My Private Site → Add-ons".
	remove_submenu_page('my_private_site_tab_main', 'my_private_site_tab_addons');
	//Hide "My Private Site → Licenses".
	remove_submenu_page('my_private_site_tab_main', 'my_private_site_tab_licenses');
	//Hide "My Private Site → Advanced".
	remove_submenu_page('my_private_site_tab_main', 'my_private_site_tab_advanced');
}

add_action('admin_menu', 'plt_hide_jonradio_private_site_menus', 11);

Where do I put this code?